18498+4145 UC 3690AB

 
 
18h 49m 43.87s +41 44' 36.8" P.A. 29 sep 52.9 mag 11.90,14.94 Sp +K7.7
 
 
Coord 2000
18498+4145
Discov num
UC 3690
Comp
AB
Coord arcsec 2000
18 49 43.87 +41 44 36.8
Date first
2000
Date last
2015
Obs
3
Pa first
29
Pa last
29
P.A. Now (θ)
29°
Sep first
53.0
Sep last
52.9
Sep. Now (ρ)
52.9"
Mag pri
11.90
Mag sec
14.94
delta mag (ΔM)
3.04
Spectral class
+K7.7
Pri motion ra
+002
Sec motion ra
-011
Pri motion dec
+062
Sec motion dec
+055
Notes
V (Proper motion indicates physical)
rPM=0.238 (< 0.3, Physical double)
This double is physical.
 
 
18498+4145 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18498+4145 UC 3690 AB 2000 2015 3 29 52.9 11.90 14.94 3.04 <===
Show 18498+4145 SLW1222 BC 2000 2005 3 53 22.0 14.94 16.51 1.57
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
28.5
Precise sep
52.892
Cdsa2 id
UC 3690 AB
Constellation
Lyra
Ra deg
18.828852777777776
De deg
41.74355555555556
last precise pa
28.5
last precise sep
52.892
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18498+4145 UC 3690 AB 2000 2 29 53.0 11.90 14.94 K7.7 V 184943.87+414436.8
18498+4145 UC 3690 AB 2003 2 29 52.9 11.90 14.94 K7.7 V 184943.87+414436.8
18498+4145 UC 3690 AB 2015 3 29 52.9 11.90 14.94 +K7.7 V 184943.87+414436.8

If you need more information about this double, apply for a data request form to the WDS.